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Conservation of Momentum

A body of mas...

Question

A body of mass $5 k g$ undergoes a change in speed form $30 m / s$ to $40 m / s$ . Its momentum would increase by

50 k g m / s

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75 k g m / s

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150 k g m / s

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350 k g m / s

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Solution

The correct option is A $50 k g m / s$
change in momentum = 5 (40 - 30) = $50 k g m / s$

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Similar questions

A body of mass 2 kg undergoes a change in speed from 50 m/s to 0.50 m/s. The momentum of the body would-

m_{1} = 5 kg

m_{2} = 10 kg

u_{1} = 10 m/s

u_{2} = 5 m/s

m_{1}

30 m / s

40 m / s,

1000 k g

5 k g

10 k g m / s .

0.2 N

10 s

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